Maine Science High School Practice Questions - Maine Science Assessment - Third Year High School Exam

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In the complete combustion of propane (C3H8 + 5 O2 → 3 CO2 + 4 H2O), how many moles of oxygen gas (O2) are required to react completely with 2.0 moles of propane?

10.0 moles 5.0 moles 2.5 moles 6.0 moles

Correct Answer:

10.0 moles

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